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admin/src/main/java/com/huimv/farm/damsubsidy/controller/BillSubsidyController.java

@@ -3,6 +3,7 @@ package com.huimv.farm.damsubsidy.controller;
 
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.lang.UUID;
+import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.huimv.farm.damsubsidy.common.token.TokenSign;
 import com.huimv.farm.damsubsidy.common.utils.Result;
@@ -191,7 +192,12 @@ public class BillSubsidyController {
     @PostMapping("/QRCode")
     public Result QrCode(@RequestBody Map<String, String> paramsMap) {
         String id = paramsMap.get("id");
-        return new Result(ResultCode.SUCCESS, subsidyService.getById(id));
+        BillSubsidy subsidy = subsidyService.getById(id);
+        if (ObjectUtil.isEmpty(subsidy)) {
+            return new Result(10001, "订单编号错误！！", false);
+        } else {
+            return new Result(ResultCode.SUCCESS,subsidy);
+        }
     }
 
     @PostMapping("/updatePayStatus")
@@ -309,4 +315,15 @@ public class BillSubsidyController {
     public Result listCountPay(HttpServletRequest httpServletRequest, @RequestBody Map<String, String> parasMap) {
         return iBillSubsidyService.countPay(httpServletRequest, parasMap);
     }
+
+    public static void main(String[] args) {
+        String str = "1548926646265684";
+        str = "hm:" + str;
+        String encode = Base64.getEncoder().encodeToString(str.getBytes());
+        System.out.println(encode);
+        //Base64解码
+        byte[] decodedBytes = Base64.getMimeDecoder().decode(encode);
+        String decodedMime = new String(decodedBytes);
+        System.out.println("解码:"+decodedMime);
+    }
 }